body{
    background: #111;
    color: #fafafa;
}
header{
    box-shadow: unset;
    transition: top 0.3s ease, height 0.3s ease, background 0.3s ease;
}
header.active{
    transition: top 0.3s ease, height 0.3s ease, background 0.3s ease;
    background: #484848bd;
    /* backdrop-filter: blur(10px); */
}
header.up-scrolled{
    top: 0;
    background: #484848bd;
    /* backdrop-filter: blur(10px); */
    transition: top 0.3s ease, height 0.3s ease, background 0.3s ease;
}
header.down-scrolled{
    top: -70px;
}

header .wrapper{
    background: transparent;
}
.nav-bar{
    background: transparent;
    box-shadow: unset;
}
header .pc-sub-menu-container{
    background: transparent;
    backdrop-filter: unset;
}
header .pc-sub-menu-container .wrapper .pc-sub-menu > li.menu .sub-menu > .menu:hover{
    background: #ffffff10;
}
header .pc-sub-menu-container.active .wrapper .pc-sub-menu{
    border-top: 1px solid #ffffff20;
}
main {
    height: fit-content;
    padding-top: 0;
    padding-bottom: 0;
    margin-top:0;
    min-height: unset;
    background: transparent;
}
.text{
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.container.subject{
    margin-bottom: 40px;
    background: transparent;
    height: fit-content;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: center;
}
.img-slide{
    width: 100%;
    height: 100lvh;
    position: fixed;
    top:0;
    left:0;
    z-index: -1;
    pointer-events: none;
}
.img-slide .gradient{
    opacity: 0;
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: -1;
    top:0;
    left:0;
    pointer-events: none;
    background: #1a1a1a;
    transition: opacity 0.4s ease;
}
.img-background{
    display: none;
    width: 100%;
    height: 100%;
    opacity: 0.25;
    object-fit: cover;
    position: absolute;
    z-index: -2;
    top:0;
    left:0;
    pointer-events: none;
    
}
.img-background.bg1{
    display: flex;
}

section{ 
    margin: auto;
    width: 100%; 
    height: 100svh;
    min-height: 100dvh;
    max-height: 100lvh;
    position: relative;
    z-index: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    /* margin-bottom: 140px; */
    margin-bottom: 50dvh;
    padding-top: 70px;

}
.container .box{
    flex-direction: row;
    display: flex;
}
.container.subject .box{
    margin: 0;
    margin-right: 0;
    margin-left: 0;
}
.text{
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
.gnb > li.menu .sub-menu > li.menu{
    background: #616161a8;
    backdrop-filter: blur(10px);   
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

    

#section_01 {
    padding-top: 0;
    padding-bottom: 0;
    justify-content: center;
}
#section_01 .container{
    padding-left: 0;
    padding-right: 0;
}
#section_01 .container .box{
    width: 100%;
    margin:auto;
    align-items: center;
    display: flex;
    flex-direction: column;
}
#section_01 .container .box .img-founder{
    width: 67%;
    max-width: 567px;
    height: auto;
    margin-bottom: 32px;
}
#section_01 .container .box .text.t1{
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.3em;
    font-weight: 700;
}

#section_02 .container.subject{
    margin-bottom: 40px;
}
#section_02 .container .box .text.t1{
    padding-right: 24px;
}
#section_02 .container .box .text.t2{
    padding-top: 5px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
#section_02 .container.business{
    max-height: 540px;
    height: 70dvh;
}
#section_02 .container .business-list{
    width: 100%;
    display: grid;
    flex-direction: row;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    height: 100%;
}

#section_02 .container .business-list .item{
    width: 100%;
    height: 100%;
    min-height: 160px;

}
#section_02 .container .business-list .item .wrapper{
    width: 100%;
    height: 100%;
    padding: 20px;
    position: relative;
    overflow: hidden;
    border-radius: 30px;
    background: #ffffff50;
    transition: transform 0.3s ease-in-out;

}
#section_02 .container .business-list .item .wrapper:hover{
    transform: scale(1.04);
    transition: transform 0.3s ease-in-out;
}
#section_02 .container .business-list .item .wrapper a:hover{
    transform: scale(1.02);
    transition: transform 0.3s ease-in-out;
}
#section_02 .container .business-list .item .wrapper .img-bg{
    position: absolute;
    z-index: 0;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.9);
}


#section_02 .container .business-list .item .wrapper a{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
    background: #00000050;
    transition: transform 0.3s ease-in-out;
}

#section_02 .container .business-list .item .wrapper a .text.t1{
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

#section_03{
    padding-bottom: 0;
    background: 
    linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0%,      
    rgba(0, 0, 0, 0.8) 25%,   
    rgba(0, 0, 0, 1) 50%,   
    rgba(0, 0, 0, 0.8) 75%,  
    rgba(0, 0, 0, 0) 100% 
    );
}
#section_03 .container.graph{
    width: 100%;
    max-width: 100%;
    height: 50%;

    flex:1;

    position: relative;

}

#section_03 .box.graph{
    width: 0;
    height: 100%;

    position: absolute;
    z-index: 1;
    bottom:0;
    left:0;
    overflow:hidden;
    

    
}
#section_03 .box.graph.animated{
    animation: expand-width 2s ease-out 1s forwards;
}
#section_03 .img-graph{
    opacity: 0.8;
    width: 100vw;
    height: 100%;
    position: absolute;
    bottom: 0;
    left:0;
}


@keyframes expand-width {
    from {
        width: 0vw;
    }
    to {
        width: 100%;
    }
}

#section_03 .box.counts{
    position: absolute;
    left: 50%;
    top: 0;
    z-index: 2;    
    width: 1200px;
    height: 100%;
    gap: 0;
    transform: translateX(-50%);
    padding: 0;
    align-items: center;
    justify-content: center;
}

#section_03 .box.counts .count-item{
    width: 100%;
    height: fit-content;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
#section_03 .box.counts .count-item .value-wrapper{
    display:flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}
#section_03 .box.counts .count-item .value-wrapper .unit{
    margin-left: 4px;
    margin-bottom: 4px;
    /* font-size: clamp(50px, 6dvw, 60px); */
    font-weight: 600;
    letter-spacing: -5px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
#section_03 .box.counts .count-item .value{
    /* font-size: clamp(55px, 6dvw, 70px); */
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: -0.55px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
#section_03 .box.counts .count-item .label{
    /* font-size: clamp(24px, 2dvw, 30px); */
    font-weight: 500;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
#section_03 .container.graph{
    margin-bottom: 40px;
}
#section_03 .container.clients.subject{
    margin-bottom: 40px;
}
#section_03 .container.clients.scroller{
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
    height: fit-content;
    flex-direction: column;
}
#section_03 .container.clients .box.subject{
    margin: 0 auto;
    width: 100%;
    
    
}
#section_03 .container.clients .box.subject .text.t1{
    margin-right: 24px;
    
}
#section_03 .container.clients .box.subject .text.t2{
    padding-top: 5px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
#section_03 .container.clients .box.scroller{
    background: #fafafa;
    backdrop-filter: blur(15px);
    flex-direction: column;
    width: 100%;
    max-width: 100%;
    height: 200px;
    overflow: hidden;
    pointer-events: none;
}


#section_03 .container.clients .box.scroller .scroller__inner .scroll-item img{
    height: 100px;
}
#section_03 .container.clients .infinite-scroller{
    height: 100px;
}

#section_03 .container.clients .box.scroller .scroller__inner{
    height: fit-content;
}

#section_04{
    padding-bottom: 70px;
}
#section_04 .container.subject{
    margin-top:auto;
    margin-bottom: 40px;
}
#section_04 .container.subject .box .text.t1{
    padding-right: 25px;
}
#section_04 .container.certificate{
    margin-bottom:auto;
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: start;
    height: fit-content;
    /* width: 100%; */
    /* padding-left: 0;
    padding-right: 0; */
}
#section_04 .container.certificate .box{
    width: 100%;
    /* overflow: hidden; */
    position: relative;
    pointer-events: none;
}
#section_04 .container.certificate .certificate-list{
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    column-gap: 40px;
    row-gap: 55px;
}

#section_04 .container.certificate .certificate-list::-webkit-scrollbar{
    display: none;
}

#section_04 .container.certificate .box.row1{
    margin-bottom: 30px;
    padding: 0;
}
#section_04 .container.certificate .certificate-list .item{
    overflow: hidden;
    /* width: 210px;
    min-width: 210px;
    height: 280px;
    min-height: 280px; */
    /* margin-right: 30px; */
}
#section_04 .container.certificate .certificate-list .item .img-certificate{
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: transform 0.3s ease-in-out;
    aspect-ratio: 1 / 1.414;
    image-rendering: -webkit-optimize-contrast;
    backface-visibility: hidden;
    transform: translateZ(0);
}






/** S : 해상도 분기 - 1 :: 기기의 가로 기준 해상도 */

/* 모바일 - 저해상도, 구형 스마트폰 */
@media (max-width: 359px) {

    .text.size-main-title{
        font-size: 16px;
    }
    .text.size-main-section-title{
        font-size: 33px;
        font-weight: 700;
    }
    .text.size-main-section-sub-title{
        font-size: 16px;
        font-weight: 600;
    }
    .text.size-main-card-title{
        font-size: 32px;
        font-weight: 700;
    }
    .text.size-main-section-count-value{
        font-size: 47px;
        font-weight: 800;
    }
    .text.size-main-section-count-unit{
        font-size: 42px;
        font-weight: 600;
    }
    .text.size-main-section-count-label{
        font-size: 16px;
        font-weight: 600;
    }
    
    #section_01 .container .box .text.t1{
        flex-direction: column!important;
    }

 
    
}

/* 모바일 - 일반 (기본 베이스) */
@media (min-width: 360px) and (max-width: 767px){

    .text.size-main-title{
        font-size: 17px;
    }
    .text.size-main-section-title{
        font-size: 35px;
        font-weight: 700;
    }
    .text.size-main-section-sub-title{
        font-size: 17px;
        font-weight: 600;
    }
    .text.size-main-card-title{
        font-size: 34px;
        font-weight: 700;
    }
    .text.size-main-section-count-value{
        font-size: 49px;
        font-weight: 800;
    }
    .text.size-main-section-count-unit{
        font-size: 44px;
        font-weight: 600;
    }
    .text.size-main-section-count-label{
        font-size: 18px;
        font-weight: 600;
    }
}

/* 태블릿 */
@media (min-width: 768px) and (max-width: 1199px){

    .text.size-main-title{
        font-size: 28px;
    }
    .text.size-main-section-title{
        font-size: 55px;
        font-weight: 700;
    }
    .text.size-main-section-sub-title{
        font-size: 24px;
        font-weight: 600;
    }
    .text.size-main-card-title{
        font-size: 40px;
        font-weight: 700;
    }
    .text.size-main-section-count-value{
        font-size: 55px;
        font-weight: 800;
    }
    .text.size-main-section-count-unit{
        font-size: 50px;
        font-weight: 600;
    }
    .text.size-main-section-count-label{
        font-size: 24px;
        font-weight: 600;
    }

}

/* PC - 일반 (기본 베이스) */
@media (min-width: 1200px) {

    .text.size-main-title{
        font-size: 32px;
        font-weight: 700;
    }
    .text.size-main-section-title{
        font-size: 40px;
        font-weight: 700;
    }
    .text.size-main-section-sub-title{
        font-size: 28px;
        font-weight: 600;
    }
    .text.size-main-card-title{
        font-size: 38px;
        font-weight: 700;
    }
    .text.size-main-section-count-value{
        font-size: 70px;
        font-weight: 800;
    }
    .text.size-main-section-count-unit{
        font-size: 60px;
        font-weight: 600;
    }
    .text.size-main-section-count-label{
        font-size: 28px;
        font-weight: 600;
    }

}

/* PC - 2k (qhd 기준 2560px * 1440px) */
@media (min-width: 2400px) {
}

/* PC - 4k (uhd 기준 3840px * 2160px)*/
@media (min-width: 3000px) {
}

/** E : 해상도 분기 - 1 :: 기기의 가로 기준 해상도 */


/** S : 해상도 분기 - 2 :: 기기의 가로/세로 해상도, 화면 방향 기준 */

/* 모바일 + 태블릿 */
@media (max-width: 1199px), (orientation: portrait), (min-width: 3841px), (min-height: 2161px) { 
    header.active{
        background: #1a1a1a;
        /* backdrop-filter: blur(10px); */
    }
    header.up-scrolled{
        background: #1a1a1a;
        /* backdrop-filter: blur(10px); */
    }
    .container .box{
        margin: 0;
        margin-right: auto;
        margin-left: auto;
        flex-direction: column;
    }
    section{
        min-height: 1000px;
        max-height: unset;
        height: fit-content;
        padding-top: 0;
        /* margin-bottom: 150px; */
        margin-bottom: 50dvh;
    }
  
    #section_01, #section_02, #section_03{
        height: 100svh;
    }
    
}

/* 모바일 - 일반 (기본 베이스) */
@media (min-width: 1px) and (max-width: 767px) {

  



    #section_01{
        min-height: 100svh!important;
        max-height: 100lvh!important;
        justify-content: center!important;
    }

    #section_01 .container .box .text.t1{
        flex-direction: row;
    }
    #section_01 .container .box .img-founder{
        margin-bottom: 14px;
    }

    #section_02{
        display: flex;
        flex-direction: column;
        justify-content: start;
    }
    #section_02 .container.subject{
        margin-bottom: 25px;
    }
    #section_02 .container.business{
        min-height: fit-content;
        max-height: unset;
    }
    #section_02 .container .business-list{
        flex-direction: column;
        grid-template-columns: repeat(1, 1fr);
    }
    #section_02 .container .business-list .item .wrapper{
        border-radius: 10px;
    }


    #section_03{
        padding-top:0;
    }
    #section_03 .container.graph{
        min-height: 620px;
    }    
    #section_03 .container.clients{
        padding-left: 0;
        padding-right: 0;
        margin-bottom: 25px;
    }
    #section_03 .container.clients .box.subject{
        padding-left: 25px;
    }
    #section_03 .container.clients .box.scroller{
        height: 120px;
    }
    #section_03 .container.clients .infinite-scroller{
        height: 60px;
    }
    #section_03 .container.clients .box.scroller .scroller__inner .scroll-item img{
        height: 60px;
    }
    #section_03 .box.counts{
        gap: 40px;
    }

    
    #section_04 .container.subject{
        margin-bottom: 25px;
    }

    #section_04 .container.certificate .box.row1{
        padding: 0;
    }
    #section_04 .container.certificate .certificate-list{
        grid-template-columns: repeat(2, 1fr);
        column-gap: 20px;
        row-gap: 35px;
    }
    

}



/* 태블릿 */
@media (min-width: 768px) and (max-width: 1199px), (min-width: 768px) and (orientation: portrait), (min-width: 3841px), (min-height: 2161px) { 


    #section_01 .container .box .img-founder{
        margin-bottom: 23px;
    }
    

    #section_02 .container.business{
        /* min-height: 600px; */
        /* max-height: 600px; */
    }
    #section_02 .container .business-list{
        flex-direction: column;
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
        margin-left: auto;
        margin-right: auto;
        max-width: 1200px;
    }
    #section_02 .container .business-list .item{
        min-height: 280px;
    }
    

    #section_03 .box.counts{
        gap: 40px;
    }
    

    #section_04 .container.certificate .box.row1{
        padding: 0;
    }
    #section_04 .container.certificate .certificate-list{
        grid-template-columns: repeat(4, 1fr);
        column-gap: 30px;
        row-gap: 45px;
    }

    
}

/* PC - 일반 (기본 베이스) */
@media (min-width: 1200px) and (orientation: landscape) and (max-width: 3840px) and (max-height: 2160px) {

    

}

/* PC - 2k (qhd 기준 2560px * 1440px) */
@media (min-width: 2400px) and (orientation: landscape) and (max-width: 3840px) and (max-height: 2160px) {
}

/* PC - 4k (uhd 기준 3840px * 2160px)*/
@media (min-width: 3000px) and (orientation: landscape) and (max-width: 3840px) and (max-height: 2160px) {
}

/** E : 해상도 분기 - 2 :: 기기의 가로/세로 해상도, 화면 방향 기준 */